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Abarcan la materia inorganica no poseen vida pero intervienen en un ecosistema.
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Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?
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All of the following are homogeneous mixtures except a) sugar dissolved in water. b) orange juice. c) coffee with cream. d) household vinegar. e) apple juice
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What happens in the particles of a gas when the gas is compressed
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Chemistry, 23.06.2019 09:30
Need , hurry pls create a superhero out of the element iron, what are its powers and his sidekick ( an element that works well with iron). how was the superhero made and who discovered him
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Abarcan la materia inorganica no poseen vida pero intervienen en un ecosistema....
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